CVE-2026-33566: Improper Neutralization of Special Elements in Data Query Logic in Japan Computer Emergency Response Team Coordination Center (JPCERT/CC) LogonTracer
There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.
AI Analysis
Technical Summary
LogonTracer versions before 2.0.0 contain a cypher injection vulnerability due to improper neutralization of special elements in data query logic. This allows an attacker to craft malicious Windows event log data that, when processed by LogonTracer, can alter the database contents. The vulnerability has a CVSS 3.0 base score of 4.3, indicating medium severity with network attack vector, low attack complexity, no privileges required, and user interaction needed. The impact is limited to integrity loss of the database. No vendor advisory or patch information is currently available, and the product is not a cloud service.
Potential Impact
The vulnerability allows alteration of the LogonTracer database contents if specially crafted Windows event log data is loaded. This impacts data integrity but does not affect confidentiality or availability. There are no known exploits in the wild. The medium CVSS score reflects the moderate risk posed by this issue.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should avoid loading untrusted or specially crafted Windows event log data into LogonTracer versions prior to 2.0.0. Monitor vendor channels for updates regarding patches or official mitigations.
CVE-2026-33566: Improper Neutralization of Special Elements in Data Query Logic in Japan Computer Emergency Response Team Coordination Center (JPCERT/CC) LogonTracer
Description
There is a cypher injection issue in LogonTracer prior to v2.0.0. If specially crafted Windows event log data is loaded, the contents of the database may be altered.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
LogonTracer versions before 2.0.0 contain a cypher injection vulnerability due to improper neutralization of special elements in data query logic. This allows an attacker to craft malicious Windows event log data that, when processed by LogonTracer, can alter the database contents. The vulnerability has a CVSS 3.0 base score of 4.3, indicating medium severity with network attack vector, low attack complexity, no privileges required, and user interaction needed. The impact is limited to integrity loss of the database. No vendor advisory or patch information is currently available, and the product is not a cloud service.
Potential Impact
The vulnerability allows alteration of the LogonTracer database contents if specially crafted Windows event log data is loaded. This impacts data integrity but does not affect confidentiality or availability. There are no known exploits in the wild. The medium CVSS score reflects the moderate risk posed by this issue.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should avoid loading untrusted or specially crafted Windows event log data into LogonTracer versions prior to 2.0.0. Monitor vendor channels for updates regarding patches or official mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- jpcert
- Date Reserved
- 2026-04-21T23:50:58.926Z
- Cvss Version
- 3.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69eeaaaaba26a39fba9c68c2
Added to database: 4/27/2026, 12:15:38 AM
Last enriched: 4/27/2026, 12:30:18 AM
Last updated: 4/27/2026, 1:16:34 AM
Views: 5
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